The deceased has been identified as Gokul Upadhyay of Nilkantha Municipality-3, who died on the way to Kathmandu, said the police.
Of the injured, two are receiving treatment at Kathmandu-based National Trauma Centre, and the other two at the District Hospital, Dhading.
Likewise, a man was killed when a vehicle (Bhe 1 Ja 655) collided with a motorcycle (Bhe 6 Pa 7524) he was riding at Ramnagar of Kohalpur-10 in Banke on Wednesday night.
The deceased has been identified as Rishiram Chapagain, 45, a local school teacher. He died while undergoing treatment at Teaching Hospital in Kohalpur, said the police.